DIE BIENENFAUNA YON NEU- GUINEA. 
219 
61. Lithurgus albofimbriatus Sichel. 
1867. — Lithurgus albofimbriatus Sichel, Reise d. Novara. Zool. II. P. 1. 
Hymen, p. 154, Ç . 
« 2 • — Medius, niger, punctatus, nigro -pilo sus; clypeo rufo-aureo- 
barbato, fronte inter antennas subtuberculata ; abdominis segmentis supra 
subtusque anguste albido-fimbriatis ; alis-hyalinis. 
Caput nigrum, dense tenuiterque punctatum, facie utrinque fron¬ 
teque albido-pubescentibus ; faciei inter antennas tuberculum male defi¬ 
nitum, subtriangulare, medio carinulatum, infra transverse subcarinato- 
truncatum; clypeus punctato-rugulosulus, medio carinatus, antici rufo- 
aureo-barbatus ; mandibulae validae, obtuse bidentatæ, nigrae, nitidae, 
baseos fossula triangulari opaca; antennae nigrae, subtus rufescentes. 
Thorax, niger, nigricanti-pilosus, mesonoti rugulosi linea media impressa 
longitudinali, ante centrum terminata. Abdomen nigrum, nigro-pubescens, 
subnudum, segmentorum marginibus apicalibus 1—3 subelevatis, fusco- 
rufescenti-decoloribus, 1—5 anguste albo-fimbriatis, ano dense nigro- 
piloso ; segmentorum ventralium pili longi densi subsetosi, marginibus 
apicalibus anguste albido-fimbriatis. Pedes nigri, nigro-pilosi, metatarsis, 
posticis praesertim, elongatis, nigro-hirtis, tarsis rufis, subnudis. Alae 
hyalinae, venis fuscis; tegulae nigrae. Long. 13—15 mm, alæ 9—10 mm. 
2 <j> Taïti (Hawai Ins.).» 
Mir liegt ein $ von Upolu (Samoa-Inseln) vor. 
62. Lithurgus cognatus Sm. 
1868. — Lithurgus cognatus 9 Smith Trans. Entom. Soc. London p. 255. 
« $.•— Black, with ferruginous pubescence on the apical segment 
of the abdomen. Head rather wider than the thorax, closely punctured ; 
the face covered with white pubescence, that on the cheeks is of the 
same colour, but longer and more sparing ; the face with a transverse 
bituberculate elevation at the base of the clypeus ; an elevated ridge on 
each side of the central tubercle, curving down to the base of the man¬ 
dibles ; the mandibles short, stout and bidentate ; the flagellum of the 
antennæ obscurely fulvous beneath ; the labrum of a broad lanceolate 
form and fringed with ferruginous hair. 
Thorax; the pubescense pale cinerous, that on the femora and 
tibiæ is of the same colour, that on the tarsi dark brown ; on the basal 
joint of the posterior tarsi within, it is tinged with ferruginous; the 
posterior tibiæ outside are roughened with a multitude of short stout 
teeth or spines; wings hyaline, their nervures black. Abdomen; the 
